Toner cartridge features a unique NO-NOIS engine design so the toner is stored in a fixed cartridge mechanism, eliminating noise and vibration. Automatic toner monitoring system notifies customers when the toner is low or out, giving them worry-free control over printing. It also carries a color-changing security label to prove it is an original product. Original supplies enable consistent printing without reliability problems. Samsung original supplies guarantee high-quality pages without quality defects. Cartridge is designed for use with Samsung ML-5512ND and ML-6512ND Series printers. Cartridge yields approximately 10,000 pages.